The patch titled
Subject: cpu-hotplug, memory-hotplug: try offlining the node when hotremoving a cpu
has been removed from the -mm tree. Its filename was
cpu-hotplug-memory-hotplug-try-offline-the-node-when-hotremoving-a-cpu.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Wen Congyang <wency@xxxxxxxxxxxxxx>
Subject: cpu-hotplug, memory-hotplug: try offlining the node when hotremoving a cpu
The node will be offlined when all memory/cpu on the node is hotremoved.
So we should try offline the node when hotremoving a cpu on the node.
Signed-off-by: Wen Congyang <wency@xxxxxxxxxxxxxx>
Signed-off-by: Tang Chen <tangchen@xxxxxxxxxxxxxx>
Cc: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Jiang Liu <liuj97@xxxxxxxxx>
Cc: Minchan Kim <minchan.kim@xxxxxxxxx>
Cc: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Cc: Mel Gorman <mel@xxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Len Brown <lenb@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/acpi/processor_driver.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN drivers/acpi/processor_driver.c~cpu-hotplug-memory-hotplug-try-offline-the-node-when-hotremoving-a-cpu drivers/acpi/processor_driver.c
--- a/drivers/acpi/processor_driver.c~cpu-hotplug-memory-hotplug-try-offline-the-node-when-hotremoving-a-cpu
+++ a/drivers/acpi/processor_driver.c
@@ -45,6 +45,7 @@
#include <linux/cpuidle.h>
#include <linux/slab.h>
#include <linux/acpi.h>
+#include <linux/memory_hotplug.h>
#include <asm/io.h>
#include <asm/cpu.h>
@@ -641,6 +642,7 @@ static int acpi_processor_remove(struct
per_cpu(processors, pr->id) = NULL;
per_cpu(processor_device_array, pr->id) = NULL;
+ try_offline_node(cpu_to_node(pr->id));
free:
free_cpumask_var(pr->throttling.shared_cpu_map);
_
Patches currently in -mm which might be from wency@xxxxxxxxxxxxxx are
origin.patch
x86-numa-dont-check-if-node-is-numa_no_node.patch
x86-make-mem=-option-to-work-for-efi-platform.patch
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